from solvers import Solvers
s = Solvers()
answer = s.niceString('input.txt')
print answer
from solvers import Solvers
s = Solvers()
answer = s.niceString('input.txt')
print answer
from solvers import Solvers
s = Solvers()
answer = s.niceString('input.txt')
print answer
from solvers import Solvers
s = Solvers()
answer = s.niceString('input.txt')
print answer
